Question

When comparing rates between hospitals to see which has the worst post-surgical mortality rates, why is it important to adjust the rates for risk and case-mix (choose one)?

a. Death rate comparisons are only valid if a hospital performs at least 100 procedures per year

b. Death rate comparisons are valid only if patients are “at risk” for the condition requiring surgery

c. Tertiary referral centers may receive the sickest patients who could not be saved by even the most skilled medical professionals.

Answer 1

It is important to adjust the rates for risk and case-mix because Tertiary referral centers may receive the sickest patients who could not be saved by even the most skilled medical professionals.